init

7 files changed, 354 insertions, 0 deletions

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..dd22805
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+*.sqlite
+venv
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..373cb57
--- /dev/null
+++ b/README.md
@@ -0,0 +1,3 @@
+# symposium
+
+event RSVP organizer
diff --git a/app.py b/app.py
new file mode 100644
index 0000000..cffe64c
--- /dev/null
+++ b/app.py
@@ -0,0 +1,179 @@
+from pathlib import Path
+import hmac
+from typing import Annotated
+import secrets
+import random
+from enum import Enum
+from dataclasses import dataclass
+import datetime
+from contextlib import asynccontextmanager
+from typing import Any
+from collections.abc import AsyncGenerator, Sequence
+
+from sqlalchemy import select, String
+from sqlalchemy.exc import IntegrityError, NoResultFound
+from sqlalchemy.ext.asyncio import AsyncSession, async_sessionmaker, create_async_engine
+from sqlalchemy.orm import DeclarativeBase, Mapped, mapped_column
+from sqlalchemy.dialects.postgresql import ARRAY
+
+from litestar import Litestar, get, post, Request
+from litestar.contrib.jinja import JinjaTemplateEngine
+from litestar.exceptions import HTTPException
+from litestar.template.config import TemplateConfig
+from litestar.response import Template, Redirect
+from litestar.static_files import create_static_files_router
+from litestar.enums import RequestEncodingType
+from litestar.params import Body
+from litestar import Request
+from litestar.datastructures import State
+
+# link location to gmaps
+# automake calendar invite ics
+# persistence
+# use url_fors
+# timezones?
+
+class Base(DeclarativeBase):
+    pass
+
+class Event(Base):
+    __tablename__ = "events"
+
+    def __init__(self, iden, password, title, time, location, description):
+        self.iden = iden
+        self.password = password
+        self.title = title
+        self.time = time
+        self.location = location
+        self.description = description
+        self.invites = '[]'
+
+    iden: Mapped[str] = mapped_column(primary_key=True)
+    password: Mapped[str]
+    title: Mapped[str]
+    time: Mapped[datetime.datetime]
+    location: Mapped[str]
+    description: Mapped[str]
+    invites: Mapped[str]
+
+@asynccontextmanager
+async def db_connection(app: Litestar) -> AsyncGenerator[None, None]:
+    engine = getattr(app.state, "engine", None)
+    if engine is None:
+        engine = create_async_engine("sqlite+aiosqlite:///symposium.sqlite", echo=True)
+        app.state.engine = engine
+    async with engine.begin() as conn:
+        await conn.run_sync(Base.metadata.create_all)
+    try:
+        yield
+    finally:
+        await engine.dispose()
+
+sessionmaker = async_sessionmaker(expire_on_commit=False)
+
+parts = [
+    "Oxbow", "Limber", "Steadfast", "Regicide", "Swarm", "Weave", "Bough", "Canopy", "Herald", "Scorn",
+    "Alder", "Aerial", "Welkin", "Acrid", "Kindling", "Rapture", "Myrtle", "Envy", "Solstice",
+    "Juniper", "Cleaving", "Stream", "Reaper", "Sluice", "Conduit", "Disdain", "Sylvan", "Ravish", "Atrium",
+    "Thresh", "Harvest", "Water", "Renewal", "Rosy", "Frieze", "Portal", "Vespers", "Litany", "Serpent",
+    "Primate", "Incite", "Canon", "Acquiese", "Mirror", "Script", "Seal", "Privy",
+    "Piercing", "Heresy", "Subduct", "Sceptre", "Arrogance", "Ivory", "Accrete", "Cluster",
+    "Sepulchre", "Summon", "Pleading", "Myriad", "Exalted", "Sentry", "Shriven", "River", "Threshold"
+]
+
+def gen_iden():
+    return "-".join(random.choices(parts, k=8))
+
+iden = 'Weave-Stream-Limber-Exalted-Sluice-Reaper-Myrtle-Incite'
+
+title =  'Hot Pot at the Cafe Cyfrae Violae'
+when = datetime.datetime.fromisoformat("2024-04-07T13:00:00")
+where =  '133 E 4th St, Apt 6, New York NY 10003'
+what = "Hot pot, Anxi oolong, baijiu, Hua Zhou."
+EVENTS = {}
+
+@get("/")
+async def index() -> Template:
+    return Template(template_name="index.html")
+
+@get("/event/{iden:str}")
+async def event(state: State, iden: str, password: str = "") -> Template:
+    async with sessionmaker(bind=state.engine) as session:
+        async with session.begin():
+            query = select(Event).where(Event.iden == iden)
+            result = await session.execute(query)
+            event = result.scalar_one()
+
+    manage = False
+    if password and hmac.compare_digest(event.password, password):
+        manage = True
+
+    context = dict(event=event, manage=manage)
+    return Template(template_name="event.html", context=context)
+
+@dataclass
+class EditRequest:
+    title: str
+    when: str
+    where: str
+    what: str
+
+@post("/event/create")
+async def create(state: State, data: Annotated[EditRequest, Body(media_type=RequestEncodingType.URL_ENCODED)]) -> Redirect:
+    iden = gen_iden()
+    password = secrets.token_bytes(16).hex()
+    event = Event(iden, password, data.title, datetime.datetime.fromisoformat(data.when), data.where, data.what)
+
+    async with sessionmaker(bind=state.engine) as session:
+        async with session.begin():
+            session.add(event)
+
+    return Redirect(path="/symposium/event/" + iden + "?password=" + event.password)
+
+@post("/event/{iden:str}/edit")
+async def edit(request: Request, iden: str, password: str, data: Annotated[EditRequest, Body(media_type=RequestEncodingType.URL_ENCODED)]) -> Redirect: #-> Template:
+    event = EVENTS[iden]
+
+    manage = False
+    if password and hmac.compare_digest(event.password, password):
+        manage = True
+    if not manage:
+        raise ValueError("no auth")
+
+    event.title = data.title
+    event.time = data.when
+    event.location = data.where
+    event.description = data.what
+
+    return Redirect(path="/symposium/event/" + iden + "?password=" + event.password)
+
+@dataclass
+class JoinRequest:
+    name: str
+
+@post("/event/{iden:str}/join")
+async def join(request: Request, iden: str, data: Annotated[JoinRequest, Body(media_type=RequestEncodingType.URL_ENCODED)]) -> Redirect: #-> Template:
+    event = EVENTS[iden]
+    name = data.name
+    # TODO if name exists reject
+    invites = json.loads(event.invites)
+    invites.append(name)
+    event.invites = json.dumps(invites)
+    return Redirect(path="/symposium/event/" + iden)
+
+app = Litestar(
+    route_handlers=[
+        index,
+        event,
+        create,
+        edit,
+        join,
+        create_static_files_router(path='/static', directories=['static']),
+    ],
+    template_config=TemplateConfig(
+        directory=Path("templates"),
+        engine=JinjaTemplateEngine,
+    ),
+    lifespan=[db_connection],
+    debug=True,
+)
diff --git a/static/favicon.ico b/static/favicon.ico
new file mode 100644
index 0000000..18c2791
--- /dev/null
+++ b/static/favicon.ico
diff --git a/static/styles.css b/static/styles.css
new file mode 100644
index 0000000..cce5d61
--- /dev/null
+++ b/static/styles.css
@@ -0,0 +1,34 @@
+.q {
+	font-style: italic;
+	font-weight: bold;
+}
+
+.join-form {
+	margin-top: .5em;
+}
+
+.manage {
+	font-style: italic;
+	font-weight: bold;
+	color: DarkRed;
+}
+
+h3 {
+	padding-top: 0;
+	margin-top: 0;
+	padding-bottom: 0;
+	margin-bottom: 0;
+}
+
+.desc {
+	margin-top: 1em;
+	width: 80%;
+}
+
+input {
+	width: 80%;
+}
+
+.when {
+	width: fit-content;
+}
diff --git a/templates/event.html b/templates/event.html
new file mode 100644
index 0000000..2440f42
--- /dev/null
+++ b/templates/event.html
@@ -0,0 +1,96 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <title>Symposium</title>
+    <meta charset="utf-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <link rel="stylesheet" type="text/css" href="/static/styles.css">
+    <link rel="stylesheet" type="text/css" href="/symposium/static/styles.css">
+    <link rel="shortcut icon" type="image/x-icon" href="/symposium/static/favicon.ico">
+  </head>
+  <body>
+	<div class="container">
+        <div>
+            <div class="home">
+                <a href="/symposium" class="home-title">Symposium</a>
+                <span> at </span><a class="site" href="/">cyfraeviolae.org</a>
+                <a class="source" href="/git/symposium">[src]</a>
+            </div>
+        </div>
+            <br>
+            {% if manage %}
+            <span class="manage">Admin Management Interface</span>
+            <br>
+            <br>
+            Save your admin management link. Without it, you will not be able to edit your event.
+            <br>
+            <br>
+            <button onclick="navigator.clipboard.writeText(document.location.host + '/symposium/event/{{event.iden}}?password={{event.password}}')">Copy admin management link (keep safe)</button>
+            <br>
+            <br>
+            <button onclick="navigator.clipboard.writeText(document.location.host + '/symposium/event/{{event.iden}}')">Copy invite link</button>
+            <button onclick="window.open('/symposium/event/{{event.iden}}', '_blank')">Visit public invite page</button>
+            <br>
+            <hr>
+            {% endif %}
+            <form method="POST" action="/symposium/event/{{ event.iden }}/edit?password={{event.password}}">
+            {% if manage %}
+            <span class="q">Title:</span>
+            <input name="title" type="text" value="{{ event.title }}"></input>
+            {% else %}
+            <h3>{{ event.title }}</h3>
+            {% endif %}
+            <br>
+            {% if not manage %}
+            <button>Copy invite link</button>
+            <br>
+            {% endif %}
+            <br>
+            <span class="q">When?</span>
+            {% if manage %}
+            <input name="when" class="when" type="datetime-local" value="{{ event.time }}" >
+            {% else %}
+            <input name="when" class="when" type="datetime-local" value="{{ event.time }}" disabled>
+            {% endif %}
+            <br>
+            <br>
+
+            <span class="q">Where?</span>
+            {% if manage %}
+            <input name="where" type="text" value="{{ event.location }}"></input>
+            {% else %}
+            <a target="_blank" href="http://maps.google.com/?q={{ event.location }}">{{ event.location }}</a>
+            {% endif %}
+
+            <br><br>
+
+            <span class="q">What?</span>
+            <br>
+            {% if manage %}
+            <textarea name="what" class="desc">{{event.description}}</textarea>
+            <br>
+            {% else %}
+            {{ event.description }}
+            <br>
+            {% endif %}
+
+            <br>
+            {% if manage %}
+            <button>Save changes</button>
+            <br>
+            <br>
+            {% endif %}
+            </form>
+            <span class="q">Who?</span>
+            <br>
+            {% for name in event.invites %}
+            &mdash; {{ name }}
+            <br>
+            {% endfor %}
+            <form method="POST" action="/symposium/event/{{ event.iden }}/join" class="join-form">
+                <input type="text" name="name">
+                <button type="submit">Add attendee</button>
+            </form>
+    </div>
+  </body>
+</html>
diff --git a/templates/index.html b/templates/index.html
new file mode 100644
index 0000000..186e657
--- /dev/null
+++ b/templates/index.html
@@ -0,0 +1,40 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <title>Symposium</title>
+    <meta charset="utf-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <link rel="stylesheet" type="text/css" href="/static/styles.css">
+    <link rel="stylesheet" type="text/css" href="/symposium/static/styles.css">
+    <link rel="shortcut icon" type="image/x-icon" href="/symposium/static/favicon.ico">
+  </head>
+  <body>
+	<div class="container">
+        <div>
+            <div class="home">
+                <a href="/symposium" class="home-title">Symposium</a>
+                <span> at </span><a class="site" href="/">cyfraeviolae.org</a>
+                <a class="source" href="/git/symposium">[src]</a>
+            </div>
+        </div>
+
+        <br>
+        <form method="POST" action="/symposium/event/create">
+        <span class="q">Title:</span>
+        <input name="title" type="text" required></input>
+        <br>
+        <span class="q">When?</span>
+        <input name="when" class="when" type="datetime-local" required>
+        <br>
+        <span class="q">Where?</span>
+        <input name="where" type="text" required></input>
+        <br>
+        <span class="q">What?</span>
+        <br>
+        <textarea name="what" class="desc" required></textarea>
+        <br>
+        <button>Create event</button>
+        </form>
+    </div>
+  </body>
+</html>